Rank	Countries/Territories	Count	Percent
1	United States	412	33.4%
2	China	400	32.4%
3	Germany	73	5.9%
4	Japan	54	4.4%
5	India	47	3.8%
6	Korea, Republic of	20	1.6%
7	Thailand	20	1.6%
8	United Kingdom	16	1.3%
9	Netherlands	15	1.2%
10	Hong Kong	15	1.2%
11	Poland	14	1.1%
12	Australia	13	1.1%
13	Iran, Islamic Republic of	11	0.9%
14	Mexico	11	0.9%
15	Portugal	9	0.7%
16	Turkey	9	0.7%
17	Singapore	8	0.6%
18	Italy	8	0.6%
19	Greece	7	0.6%
20	New Zealand	7	0.6%
21	Philippines	7	0.6%
22	France	6	0.5%
23	Israel	6	0.5%
24	Saudi Arabia	5	0.4%
25	Russia	4	0.3%
26	Brazil	4	0.3%
27	Cyprus	4	0.3%
28	Denmark	4	0.3%
29	Canada	3	0.2%
30	Taiwan	3	0.2%
31	South Africa	3	0.2%
32	Slovakia	2	0.2%
33	Tunisia	2	0.2%
34	Egypt	2	0.2%
35	Ireland	2	0.2%
36	Czech Republic	1	0.1%
37	Chile	1	0.1%
38	Bahrain	1	0.1%
39	Belgium	1	0.1%
40	Sweden	1	0.1%
41	Switzerland	1	0.1%
42	Mongolia	1	0.1%
43	Morocco	1	0.1%
44	Viet Nam	1	0.1%